/ Dictionary / Index O ovipositor: Meaning and Definition of Find definitions for: o•vi•pos•i•tor Pronunciation: (ō"vu-poz'i-tur), [key] — n. (in certain female insects) an organ at the end of the abdomen, by which eggs are deposited. a similar organ in other animals, as certain fishes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ovipositor (Thesaurus) oviposit ovisac Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language